74356569

素因数分解:

$3^3\times 7^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:105

約数の個数: 80

約数和(自身を含む): 136240640

約数和(自身を除く): 61884071

約数列:

[1, 3, 7, 9, 21, 27, 31, 37, 49, 63, 93, 111, 147, 189, 217, 259, 279, 333, 343, 441, 651, 777, 837, 999, 1029, 1147, 1323, 1519, 1813, 1953, 2331, 2401, 3087, 3441, 4557, 5439, 5859, 6993, 7203, 8029, 9261, 10323, 10633, 12691, 13671, 16317, 21609, 24087, 30969, 31899, 38073, 41013, 48951, 56203, 64827, 72261, 74431, 88837, 95697, 114219, 168609, 216783, 223293, 266511, 287091, 342657, 393421, 505827, 669879, 799533, 1180263, 1517481, 2009637, 2398599, 2753947, 3540789, 8261841, 10622367, 24785523, 74356569]

約数ペア:

[(1, 74356569), (3, 24785523), (7, 10622367), (9, 8261841), (21, 3540789), (27, 2753947), (31, 2398599), (37, 2009637), (49, 1517481), (63, 1180263), (93, 799533), (111, 669879), (147, 505827), (189, 393421), (217, 342657), (259, 287091), (279, 266511), (333, 223293), (343, 216783), (441, 168609), (651, 114219), (777, 95697), (837, 88837), (999, 74431), (1029, 72261), (1147, 64827), (1323, 56203), (1519, 48951), (1813, 41013), (1953, 38073), (2331, 31899), (2401, 30969), (3087, 24087), (3441, 21609), (4557, 16317), (5439, 13671), (5859, 12691), (6993, 10633), (7203, 10323), (8029, 9261)]